.page-about {
  --about-band: #0A101E;
  --about-glow: rgba(50, 230, 255, .18);
  --about-violet-glow: rgba(140, 92, 255, .22);
}

.page-about .about-hero {
  position: relative;
  padding: clamp(20px, 4vw, 40px) 0 clamp(28px, 5vw, 56px);
  overflow: hidden;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: -10% -20% auto -20%;
  height: 130%;
  background:
    radial-gradient(2px 2px at 18% 22%, rgba(244, 247, 255, .55), transparent 60%),
    radial-gradient(2px 2px at 62% 14%, rgba(50, 230, 255, .5), transparent 60%),
    radial-gradient(1.5px 1.5px at 38% 48%, rgba(244, 247, 255, .4), transparent 60%),
    radial-gradient(1.5px 1.5px at 84% 36%, rgba(140, 92, 255, .55), transparent 60%),
    radial-gradient(2px 2px at 72% 68%, rgba(244, 247, 255, .32), transparent 60%),
    radial-gradient(1.5px 1.5px at 12% 72%, rgba(50, 230, 255, .35), transparent 60%),
    radial-gradient(90% 70% at 88% 8%, var(--about-violet-glow), transparent 70%),
    radial-gradient(70% 60% at 6% 90%, var(--about-glow), transparent 72%);
  pointer-events: none;
  z-index: 0;
}

.page-about .about-hero .shell {
  position: relative;
  z-index: 1;
}

.page-about .breadcrumbs {
  margin-bottom: clamp(16px, 3vw, 28px);
}

.page-about .about-hero-grid {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  grid-template-columns: minmax(0, 1fr);
}

.page-about .about-tagline {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--cyan);
  margin: 0 0 14px;
  text-transform: uppercase;
}

.page-about .about-hero-copy h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.06;
  letter-spacing: -.01em;
  margin: 0 0 18px;
  transform: skewX(-4deg);
  transform-origin: left center;
}

.page-about .about-hero-copy .lede {
  max-width: 60ch;
  color: var(--text-dim);
  line-height: 1.85;
  margin: 0 0 22px;
}

.page-about .about-hero-actions {
  gap: 12px;
  flex-wrap: wrap;
}

.page-about .about-hero-panel {
  border: var(--edge);
  border-radius: var(--radius);
  padding: clamp(16px, 3vw, 24px);
  background:
    linear-gradient(150deg, rgba(140, 92, 255, .16), transparent 55%),
    var(--ink-panel);
  box-shadow: var(--shadow-float);
}

.page-about .about-panel-title {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
  margin: 0 0 14px;
}

.page-about .about-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-about .about-index-item {
  border-top: 1px solid var(--line);
  padding: 12px 0;
}

.page-about .about-index-item:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-about .about-index-item .stat {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-about .about-index-item .stat-value {
  font-family: var(--font-mono);
  font-size: clamp(22px, 4vw, 30px);
  color: var(--text);
  line-height: 1;
}

.page-about .about-index-item:nth-child(3) .stat-value {
  color: var(--amber);
}

.page-about .about-index-item .stat-label {
  font-size: 13px;
  color: var(--text-dim);
}

.page-about .about-panel-foot {
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--text-dim);
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.page-about .about-jump {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  padding: 12px 14px;
  border: var(--edge);
  border-radius: var(--radius-pill);
  background: rgba(11, 17, 32, .82);
  margin-bottom: clamp(8px, 2vw, 16px);
}

.page-about .about-jump-label {
  font-size: 10px;
  letter-spacing: .2em;
  color: var(--violet);
}

.page-about .about-jump-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .about-jump-list .toc-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  padding: 6px 11px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  color: var(--text-dim);
  text-decoration: none;
  transition: color .18s ease, border-color .18s ease, background-color .18s ease;
}

.page-about .about-jump-list .toc-link:hover,
.page-about .about-jump-list .toc-link:focus-visible {
  color: var(--ink-void);
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-about .about-section {
  padding: clamp(32px, 6vw, 64px) 0;
}

.page-about .about-section--band {
  background: linear-gradient(180deg, transparent, var(--about-band) 12%, var(--about-band) 88%, transparent);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-about .about-head {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-about .section-title--slant {
  transform: skewX(-3deg);
  transform-origin: left center;
  margin: 6px 0 6px;
}

.page-about .about-split {
  display: grid;
  gap: clamp(20px, 3.5vw, 40px);
  grid-template-columns: minmax(0, 1fr);
}

.page-about .about-split-copy p {
  color: var(--text-dim);
  line-height: 1.85;
  margin: 0 0 14px;
}

.page-about .about-points {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .about-point {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  border-left: 3px solid var(--cyan);
  background: rgba(20, 29, 51, .55);
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.7;
}

.page-about .about-point:nth-child(2) {
  border-left-color: var(--violet);
}

.page-about .about-point:nth-child(3) {
  border-left-color: var(--amber);
}

.page-about .about-point-key {
  font-size: 10.5px;
  letter-spacing: .16em;
  color: var(--text);
}

.page-about .about-figure {
  margin: 0;
}

.page-about .about-figure-frame {
  border: var(--edge);
  border-radius: var(--radius);
  box-shadow: var(--shadow-panel);
  position: relative;
  transform: skewY(-1.5deg);
}

.page-about .about-figure-frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-about .about-figure-cap {
  margin: 12px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text-dim);
  border-left: 2px solid var(--line);
  padding-left: 10px;
}

.page-about .tl-list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 18px;
  position: relative;
  display: grid;
  gap: clamp(14px, 2vw, 20px);
}

.page-about .tl-list::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan), var(--violet) 55%, var(--amber));
  opacity: .75;
}

.page-about .tl-item {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 14px 16px 16px;
  border: var(--edge);
  border-radius: var(--radius);
  background: rgba(11, 17, 32, .78);
  transition: transform .2s ease, border-color .2s ease, background-color .2s ease;
}

.page-about .tl-item::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 26px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ink-void);
  border: 2px solid var(--cyan);
}

.page-about .tl-item:hover,
.page-about .tl-item:focus-within {
  transform: translateX(4px);
  border-color: var(--cyan);
  background: rgba(20, 29, 51, .92);
}

.page-about .tl-item:nth-child(even)::before {
  border-color: var(--violet);
}

.page-about .tl-item:last-child::before {
  border-color: var(--amber);
  background: var(--amber);
}

.page-about .tl-num {
  font-size: 26px;
  line-height: 1;
  color: var(--cyan);
  letter-spacing: .04em;
}

.page-about .tl-item:nth-child(even) .tl-num {
  color: var(--violet);
}

.page-about .tl-item:last-child .tl-num {
  color: var(--amber);
}

.page-about .tl-meta {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--text-dim);
  margin: 0 0 4px;
}

.page-about .tl-title {
  font-family: var(--font-display);
  font-size: clamp(17px, 2.4vw, 21px);
  margin: 0 0 8px;
  color: var(--text);
  transform: skewX(-2deg);
}

.page-about .tl-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-about .about-split--reverse .about-figure {
  order: -1;
}

.page-about .about-cards {
  display: grid;
  gap: clamp(12px, 2vw, 18px);
  grid-template-columns: minmax(0, 1fr);
  margin-top: clamp(24px, 4vw, 38px);
}

.page-about .about-card {
  padding: clamp(16px, 2.6vw, 22px);
  border: var(--edge);
  border-radius: var(--radius);
  background: var(--ink-panel);
  border-top: 4px solid var(--cyan);
  position: relative;
  overflow: hidden;
}

.page-about .about-card::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 100px;
  height: 100px;
  background: radial-gradient(circle, var(--about-glow), transparent 70%);
  pointer-events: none;
}

.page-about .about-card--amber {
  border-top-color: var(--amber);
}

.page-about .about-card--violet {
  border-top-color: var(--violet);
}

.page-about .about-card-key {
  font-size: 10.5px;
  letter-spacing: .16em;
  color: var(--text-dim);
  margin: 0 0 8px;
}

.page-about .about-card-title {
  font-size: 15px;
  margin: 0 0 10px;
  color: var(--text);
}

.page-about .about-card-num {
  font-size: clamp(28px, 5vw, 38px);
  line-height: 1;
  color: var(--cyan);
  margin: 0 0 10px;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-about .about-card--amber .about-card-num {
  color: var(--amber);
}

.page-about .about-card--violet .about-card-num {
  color: var(--violet);
}

.page-about .about-card-num span {
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: .06em;
}

.page-about .about-card-text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-about .about-roles {
  display: grid;
  gap: clamp(12px, 2vw, 18px);
  grid-template-columns: minmax(0, 1fr);
}

.page-about .about-role {
  padding: 16px 18px;
  border: var(--edge);
  border-radius: var(--radius);
  background: rgba(11, 17, 32, .7);
  transition: border-color .2s ease, transform .2s ease;
}

.page-about .about-role:hover,
.page-about .about-role:focus-within {
  border-color: var(--cyan);
  transform: translateY(-3px);
}

.page-about .about-role-title {
  font-size: 15.5px;
  margin: 10px 0 8px;
  color: var(--text);
}

.page-about .about-role p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-about .about-network {
  margin-top: clamp(20px, 3vw, 30px);
  padding: clamp(18px, 3vw, 28px);
  border: var(--edge);
  border-radius: var(--radius);
  background:
    linear-gradient(115deg, rgba(140, 92, 255, .2), transparent 60%),
    var(--ink-raise);
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1fr);
  box-shadow: var(--shadow-panel);
}

.page-about .about-network-key {
  font-size: 10.5px;
  letter-spacing: .16em;
  color: var(--cyan);
  margin: 0 0 8px;
}

.page-about .about-network-title {
  font-family: var(--font-display);
  font-size: clamp(18px, 3vw, 24px);
  margin: 0 0 10px;
  transform: skewX(-3deg);
  transform-origin: left center;
}

.page-about .about-network-copy p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-about .about-network-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-about .about-network-list li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  color: var(--text-dim);
  border-bottom: 1px dashed var(--line);
  padding-bottom: 8px;
}

.page-about .about-network-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-about .about-network-list .mono {
  font-size: 22px;
  color: var(--amber);
  line-height: 1;
}

.page-about .about-coverage {
  position: relative;
}

.page-about .about-cov-grid {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.page-about .about-cov-map {
  border: var(--edge);
  border-radius: var(--radius);
  background:
    linear-gradient(160deg, rgba(50, 230, 255, .1), transparent 60%),
    var(--ink-panel);
  padding: 10px;
  box-shadow: var(--shadow-float);
}

.page-about .cov-map {
  display: block;
  width: 100%;
  height: auto;
}

.page-about .about-cov-lede {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-about .cov-list {
  display: grid;
  gap: 8px;
}

.page-about .cov-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(11, 17, 32, .74);
  overflow: hidden;
}

.page-about .cov-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  font-size: 13.5px;
  color: var(--text);
}

.page-about .cov-item summary::-webkit-details-marker {
  display: none;
}

.page-about .cov-item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  color: var(--cyan);
  font-size: 15px;
}

.page-about .cov-item[open] summary::after {
  content: "−";
  color: var(--amber);
}

.page-about .cov-item summary:hover,
.page-about .cov-item summary:focus-visible {
  background: rgba(20, 29, 51, .9);
  outline: none;
  box-shadow: inset 0 0 0 1px var(--cyan);
}

.page-about .cov-code {
  font-size: 10.5px;
  letter-spacing: .1em;
  color: var(--violet);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 2px 6px;
}

.page-about .cov-count {
  font-size: 11px;
  color: var(--text-dim);
}

.page-about .cov-item p {
  margin: 0;
  padding: 0 14px 13px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-dim);
  border-top: 1px dashed var(--line);
  padding-top: 10px;
}

.page-about .about-cov-foot {
  margin: 14px 0 0;
  font-size: 10.5px;
  letter-spacing: .1em;
  color: var(--text-dim);
}

.page-about .about-principles {
  display: grid;
  gap: clamp(12px, 2vw, 18px);
  grid-template-columns: minmax(0, 1fr);
}

.page-about .about-principle {
  padding: 18px 20px;
  border: var(--edge);
  border-radius: var(--radius);
  background: var(--ink-panel);
  border-bottom: 4px solid var(--cyan);
}

.page-about .about-principle--violet {
  border-bottom-color: var(--violet);
}

.page-about .about-principle--amber {
  border-bottom-color: var(--amber);
}

.page-about .about-principle-num {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
  margin: 0 0 8px;
}

.page-about .about-principle--violet .about-principle-num {
  color: var(--violet);
}

.page-about .about-principle--amber .about-principle-num {
  color: var(--amber);
}

.page-about .about-principle h3 {
  font-family: var(--font-display);
  font-size: clamp(16px, 2.2vw, 19px);
  margin: 0 0 8px;
  transform: skewX(-2deg);
  transform-origin: left center;
}

.page-about .about-principle p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-about .about-badge {
  margin-top: clamp(20px, 3vw, 30px);
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
  padding: clamp(16px, 3vw, 24px);
  border: var(--edge);
  border-radius: var(--radius);
  background:
    linear-gradient(125deg, rgba(255, 180, 84, .16), transparent 62%),
    var(--ink-raise);
  box-shadow: var(--shadow-panel);
}

.page-about .about-badge-mark {
  align-self: start;
  justify-self: start;
  font-size: 13px;
  letter-spacing: .22em;
  color: var(--amber);
  border: 2px solid var(--amber);
  border-radius: 8px;
  padding: 10px 14px;
  transform: skewX(-8deg);
}

.page-about .about-badge-copy h3 {
  font-family: var(--font-display);
  font-size: clamp(16px, 2.4vw, 20px);
  margin: 0 0 8px;
}

.page-about .about-badge-copy p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-about .about-cta {
  margin-top: clamp(24px, 4vw, 40px);
  padding: clamp(20px, 3.5vw, 34px);
  border: var(--edge);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 120% at 100% 0%, var(--about-violet-glow), transparent 60%),
    var(--ink-panel);
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
}

.page-about .about-cta-copy h2 {
  font-family: var(--font-display);
  font-size: clamp(20px, 3.4vw, 28px);
  margin: 0 0 8px;
  transform: skewX(-3deg);
  transform-origin: left center;
}

.page-about .about-cta-copy p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-about .about-cta-actions {
  gap: 10px;
  flex-wrap: wrap;
}

.page-about a:focus-visible,
.page-about summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

@media (min-width: 640px) {
  .page-about .about-cards,
  .page-about .about-roles,
  .page-about .about-principles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-badge,
  .page-about .about-cta {
    grid-template-columns: 200px minmax(0, 1fr);
  }

  .page-about .about-cta {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.9fr);
    align-items: start;
  }

  .page-about .about-split {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-about .about-split--reverse {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  }

  .page-about .tl-item {
    grid-template-columns: 94px minmax(0, 1fr);
    gap: 18px;
    padding: 18px 22px 20px;
  }

  .page-about .tl-num {
    font-size: 34px;
    border-right: 1px solid var(--line);
    padding-right: 14px;
  }

  .page-about .about-cards,
  .page-about .about-roles,
  .page-about .about-principles {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-roles {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-network {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.8fr);
    align-items: center;
  }

  .page-about .about-cov-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }
}

@media (min-width: 1080px) {
  .page-about .about-hero-copy h1 {
    font-size: 62px;
  }

  .page-about .about-cov-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .tl-item,
  .page-about .about-role {
    transition: none;
  }

  .page-about .tl-item:hover,
  .page-about .about-role:hover {
    transform: none;
  }
}
<<<END>>>